Product comparison · 2 memory modules

HP 2GB DDR2-533 vs HP 8GB DDR-266

Key differences

Internal memory
- 2GB DDR2-533:2 GB
- 8GB DDR-266:8 GB
Internal memory type
- 2GB DDR2-533:DDR2
- 8GB DDR-266:DDR
Component for
- 2GB DDR2-533:Laptop
- 8GB DDR-266:PC/Server
Memory form factor
- 2GB DDR2-533:200-pin SO-DIMM
- 8GB DDR-266:184-pin DIMM
ECC
- 2GB DDR2-533:No
- 8GB DDR-266:Yes
CAS latency
- 2GB DDR2-533:4
- 8GB DDR-266:2.5
Memory clock speed
- 2GB DDR2-533:533 MHz
- 8GB DDR-266:266 MHz
Buffered memory type
- 2GB DDR2-533:Unregistered (unbuffered)
- 8GB DDR-266:Registered (buffered)

Differences highlightedShow differences only

Comparison of 2GB DDR2-533, 8GB DDR-266
14 specifications	A HP 2GB DDR2-533 View product	B HP 8GB DDR-266 View product
Features9 differ
Internal memoryDiffers	2 GB	8 GB
Internal memory typeDiffers	DDR2	DDR
Component forDiffers	Laptop	PC/Server
Memory form factorDiffers	200-pin SO-DIMM	184-pin DIMM
ECCDiffers	No	Yes
CAS latencyDiffers	4	2.5
Memory clock speedDiffers	533 MHz	266 MHz
Buffered memory typeDiffers	Unregistered (unbuffered)	Registered (buffered)
Memory voltageDiffers	1.8 V	2.5 V
Memory layout (modules x size)Known for one	Unknown — not stated by the source	2 x 4 GB
Weight & dimensionsidentical
WidthKnown for one	171.4 mm	Unknown — not stated by the source
DepthKnown for one	63.5 mm	Unknown — not stated by the source
HeightKnown for one	111 mm	Unknown — not stated by the source
WeightKnown for one	31.2 g	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.